1. Please, check the extruder board version on your printer:
If you have the R16 extruder board version, you’ll need to replace both the extruder board and the cooler fan. Please follow the steps explained in this article:
3. Disconnect the cables of the hotend, the endstop and the two fans. Also carefully open the clip of the flat cable and disconnect it.
6. To reassemble the new extruder board, follow these instructions in reverse order. Don't forget to install the nylon washers before reinstalling the extruder board.
To reassemble the component, follow the above steps in reverse order.
Repair didn’t go as planned? Check out our forum community for troubleshooting help.
It's important to keep your printer in good shape to make the most out of it. In this chart you can find a list of the extruder maintenace procedures and how frequently these should be done. Maintenance Plan
Take your e-waste to an R2 or e-Stewards certified recycler.